Sandisk shares surged 559% in 2025 after spinning off from Western Digital, leading the S&P 500. The top stock in the S&P 500 historically sees an average 78% return the following year. Sandisk is gaining market share in NAND flash memory, but Wall Street expects limited upside in 2026.

Sandisk, Western Digital, and Micron Technology thrived due to AI infrastructure demand. Sandisk’s growth potential is uncertain in 2026, but historical data suggests a strong performance. Sandisk could see a significant increase in earnings through 2028, but the current supply-constrained environment may impact its valuation.

Pure Storage predicts that flash memory will replace HDDs in data centers, presenting a future opportunity. Sandisk gained market share in NAND but may face challenges in the near future. Wall Street analysts have a median target price of $280 per share, indicating a 4% upside. Investors may consider Pure Storage for potential growth.

Read more at Nasdaq: The S&P 500’s Best Stock in 2025 May Soar in 2026 as the Artificial Intelligence (AI) Boom Continues (Hint: Not Palantir)